Extract the special mainwindow behavior of the debug mode into class.

src/libs/utils/fancymainwindow.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://www.qtsoftware.com/contact.
+**
+**************************************************************************/
+
+#include "fancymainwindow.h"
+
+#include <QtGui/QAction>
+
+using namespace Core::Utils;
+
+FancyMainWindow::FancyMainWindow(QWidget *parent)
+    : QMainWindow(parent),
+    m_locked(true),
+    m_handleDockVisibilityChanges(true)
+{
+}
+
+QDockWidget *FancyMainWindow::addDockForWidget(QWidget *widget)
+{
+    QDockWidget *dockWidget = new QDockWidget(widget->windowTitle(), this);
+    dockWidget->setObjectName(widget->windowTitle());
+    dockWidget->setWidget(widget);
+    connect(dockWidget->toggleViewAction(), SIGNAL(triggered()),
+        this, SLOT(onDockActionTriggered()), Qt::QueuedConnection);
+    connect(dockWidget, SIGNAL(visibilityChanged(bool)),
+            this, SLOT(onDockVisibilityChange(bool)));
+    connect(dockWidget, SIGNAL(topLevelChanged(bool)),
+            this, SLOT(onTopLevelChanged()));
+    m_dockWidgets.append(dockWidget);
+    m_dockWidgetActiveState.append(true);
+    updateDockWidget(dockWidget);
+    return dockWidget;
+}
+
+void FancyMainWindow::updateDockWidget(QDockWidget *dockWidget)
+{
+    const QDockWidget::DockWidgetFeatures features =
+            (m_locked) ? QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetFloatable
+                       : QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetFloatable;
+    QWidget *titleBarWidget = dockWidget->titleBarWidget();
+    if (m_locked && !titleBarWidget && !dockWidget->isFloating())
+        titleBarWidget = new QWidget(dockWidget);
+    else if ((!m_locked || dockWidget->isFloating()) && titleBarWidget) {
+        delete titleBarWidget;
+        titleBarWidget = 0;
+    }
+    dockWidget->setTitleBarWidget(titleBarWidget);
+    dockWidget->setFeatures(features);
+}
+
+void FancyMainWindow::onDockActionTriggered()
+{
+    QDockWidget *dw = qobject_cast<QDockWidget *>(sender()->parent());
+    if (dw) {
+        if (dw->isVisible())
+            dw->raise();
+    }
+}
+
+void FancyMainWindow::onDockVisibilityChange(bool visible)
+{
+    if (!m_handleDockVisibilityChanges)
+        return;
+    QDockWidget *dockWidget = qobject_cast<QDockWidget *>(sender());
+    int index = m_dockWidgets.indexOf(dockWidget);
+    m_dockWidgetActiveState[index] = visible;
+}
+
+void FancyMainWindow::onTopLevelChanged()
+{
+    updateDockWidget(qobject_cast<QDockWidget*>(sender()));
+}
+
+void FancyMainWindow::setTrackingEnabled(bool enabled)
+{
+    if (enabled) {
+        m_handleDockVisibilityChanges = true;
+        for (int i = 0; i < m_dockWidgets.size(); ++i)
+            m_dockWidgetActiveState[i] = m_dockWidgets[i]->isVisible();
+    } else {
+        m_handleDockVisibilityChanges = false;
+    }
+}
+
+void FancyMainWindow::setLocked(bool locked)
+{
+    m_locked = locked;
+    foreach (QDockWidget *dockWidget, m_dockWidgets) {
+        updateDockWidget(dockWidget);
+    }
+}
+
+void FancyMainWindow::hideEvent(QHideEvent *event)
+{
+    Q_UNUSED(event)
+    handleVisibilityChanged(false);
+}
+
+void FancyMainWindow::showEvent(QShowEvent *event)
+{
+    Q_UNUSED(event)
+    handleVisibilityChanged(true);
+}
+
+void FancyMainWindow::handleVisibilityChanged(bool visible)
+{
+    m_handleDockVisibilityChanges = false;
+    for (int i = 0; i < m_dockWidgets.size(); ++i) {
+        QDockWidget *dockWidget = m_dockWidgets.at(i);
+        if (dockWidget->isFloating()) {
+            dockWidget->setVisible(visible && m_dockWidgetActiveState.at(i));
+        }
+    }
+    if (visible)
+        m_handleDockVisibilityChanges = true;
+}
+
+void FancyMainWindow::saveSettings(QSettings *settings) const
+{
+    settings->setValue("State", saveState());
+    settings->setValue("Locked", m_locked);
+    for (int i = 0; i < m_dockWidgetActiveState.count(); ++i) {
+        settings->setValue(m_dockWidgets.at(i)->objectName(),
+                           m_dockWidgetActiveState.at(i));
+    }
+}
+
+void FancyMainWindow::restoreSettings(QSettings *settings)
+{
+    QByteArray ba = settings->value("State", QByteArray()).toByteArray();
+    restoreState(ba);
+    m_locked = settings->value("Locked", true).toBool();
+    for (int i = 0; i < m_dockWidgetActiveState.count(); ++i) {
+        m_dockWidgetActiveState[i] = settings->value(m_dockWidgets.at(i)->objectName(), false).toBool();
+    }
+}

src/libs/utils/fancymainwindow.h

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://www.qtsoftware.com/contact.
+**
+**************************************************************************/
+
+#ifndef FANCYMAINWINDOW_H
+#define FANCYMAINWINDOW_H
+
+#include "utils_global.h"
+
+#include <QtCore/QList>
+#include <QtCore/QSettings>
+#include <QtGui/QMainWindow>
+#include <QtGui/QDockWidget>
+#include <QtCore/QSettings>
+
+namespace Core {
+namespace Utils {
+
+class QTCREATOR_UTILS_EXPORT FancyMainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    FancyMainWindow(QWidget *parent = 0);
+
+    QDockWidget *addDockForWidget(QWidget *widget);
+    QList<QDockWidget *> dockWidgets() const { return m_dockWidgets; }
+
+    void setTrackingEnabled(bool enabled);
+    bool isLocked() const { return m_locked; }
+
+    void saveSettings(QSettings *settings) const;
+    void restoreSettings(QSettings *settings);
+
+public slots:
+    void setLocked(bool locked);
+
+protected:
+    void hideEvent(QHideEvent *event);
+    void showEvent(QShowEvent *event);
+
+private slots:
+    void onDockActionTriggered();
+    void onDockVisibilityChange(bool);
+    void onTopLevelChanged();
+
+private:
+    void updateDockWidget(QDockWidget *dockWidget);
+    void handleVisibilityChanged(bool visible);
+
+    QList<QDockWidget *> m_dockWidgets;
+    QList<bool> m_dockWidgetActiveState;
+    bool m_locked;
+    bool m_handleDockVisibilityChanges; //todo
+};
+
+} // namespace Utils
+} // namespace Core
+
+#endif // FANCYMAINWINDOW_H

src/libs/utils/utils.pro

@@ -32,7 +32,8 @@ SOURCES += reloadpromptutils.cpp \
     checkablemessagebox.cpp \
     styledbar.cpp \
     stylehelper.cpp \
-    welcomemodetreewidget.cpp
+    welcomemodetreewidget.cpp \
+    fancymainwindow.cpp
 win32 { 
     SOURCES += abstractprocess_win.cpp \
         consoleprocess_win.cpp \
@@ -72,7 +73,8 @@ HEADERS += utils_global.h \
     qtcassert.h \
     styledbar.h \
     stylehelper.h \
-    welcomemodetreewidget.h
+    welcomemodetreewidget.h \
+    fancymainwindow.h
 FORMS += filewizardpage.ui \
     projectintropage.ui \
     newclasswidget.ui \

src/plugins/debugger/debuggermanager.cpp

@@ -57,6 +57,7 @@
 #endif
 #include <coreplugin/icore.h>
 #include <utils/qtcassert.h>
+#include <utils/fancymainwindow.h>
 #include <projectexplorer/toolchain.h>
 
 #include <QtCore/QDebug>
@@ -73,7 +74,6 @@
 #include <QtGui/QErrorMessage>
 #include <QtGui/QFileDialog>
 #include <QtGui/QLabel>
-#include <QtGui/QMainWindow>
 #include <QtGui/QMessageBox>
 #include <QtGui/QPlainTextEdit>
 #include <QtGui/QPushButton>
@@ -212,9 +212,6 @@ void DebuggerManager::init()
     m_modulesHandler = 0;
     m_registerHandler = 0;
 
-    m_locked = true;
-    m_handleDockVisibilityChanges = false;
-
     m_statusLabel = new QLabel;
     // FIXME: Do something to show overly long messages at least partially
     //QSizePolicy policy = m_statusLabel->sizePolicy();
@@ -234,7 +231,7 @@ void DebuggerManager::init()
     //m_tooltipWindow = new WatchWindow(WatchWindow::TooltipType);
     m_statusTimer = new QTimer(this);
 
-    m_mainWindow = new QMainWindow;
+    m_mainWindow = new Core::Utils::FancyMainWindow;
     m_mainWindow->setTabPosition(Qt::AllDockWidgetAreas, QTabWidget::North);
     m_mainWindow->setDocumentMode(true);
 
@@ -436,29 +433,29 @@ void DebuggerManager::init()
     connect(theDebuggerAction(WatchPoint), SIGNAL(triggered()),
         this, SLOT(watchPoint()));
 
-    m_breakDock = createDockForWidget(m_breakWindow);
+    m_breakDock = m_mainWindow->addDockForWidget(m_breakWindow);
 
-    m_disassemblerDock = createDockForWidget(m_disassemblerWindow);
+    m_disassemblerDock = m_mainWindow->addDockForWidget(m_disassemblerWindow);
     connect(m_disassemblerDock->toggleViewAction(), SIGNAL(toggled(bool)),
         this, SLOT(reloadDisassembler()), Qt::QueuedConnection);
 
-    m_modulesDock = createDockForWidget(m_modulesWindow);
+    m_modulesDock = m_mainWindow->addDockForWidget(m_modulesWindow);
     connect(m_modulesDock->toggleViewAction(), SIGNAL(toggled(bool)),
         this, SLOT(reloadModules()), Qt::QueuedConnection);
 
-    m_registerDock = createDockForWidget(m_registerWindow);
+    m_registerDock = m_mainWindow->addDockForWidget(m_registerWindow);
     connect(m_registerDock->toggleViewAction(), SIGNAL(toggled(bool)),
         this, SLOT(reloadRegisters()), Qt::QueuedConnection);
 
-    m_outputDock = createDockForWidget(m_outputWindow);
+    m_outputDock = m_mainWindow->addDockForWidget(m_outputWindow);
 
-    m_stackDock = createDockForWidget(m_stackWindow);
+    m_stackDock = m_mainWindow->addDockForWidget(m_stackWindow);
 
-    m_sourceFilesDock = createDockForWidget(m_sourceFilesWindow);
+    m_sourceFilesDock = m_mainWindow->addDockForWidget(m_sourceFilesWindow);
     connect(m_sourceFilesDock->toggleViewAction(), SIGNAL(toggled(bool)),
         this, SLOT(reloadSourceFiles()), Qt::QueuedConnection);
 
-    m_threadsDock = createDockForWidget(m_threadsWindow);
+    m_threadsDock = m_mainWindow->addDockForWidget(m_threadsWindow);
 
     QSplitter *localsAndWatchers = new QSplitter(Qt::Vertical, 0);
     localsAndWatchers->setWindowTitle(m_localsWindow->windowTitle());
@@ -468,7 +465,7 @@ void DebuggerManager::init()
     localsAndWatchers->setStretchFactor(0, 3);
     localsAndWatchers->setStretchFactor(1, 1);
     localsAndWatchers->setStretchFactor(2, 1);
-    m_watchDock = createDockForWidget(localsAndWatchers);
+    m_watchDock = m_mainWindow->addDockForWidget(localsAndWatchers);
 
     setStatus(DebuggerProcessNotReady);
 }
@@ -509,30 +506,14 @@ void DebuggerManager::createNewDock(QWidget *widget)
     dockWidget->show();
 }
 
-QDockWidget *DebuggerManager::createDockForWidget(QWidget *widget)
-{
-    QDockWidget *dockWidget = new QDockWidget(widget->windowTitle(), m_mainWindow);
-    dockWidget->setObjectName(widget->windowTitle());
-    dockWidget->setWidget(widget);
-    connect(dockWidget->toggleViewAction(), SIGNAL(triggered()),
-        this, SLOT(dockActionTriggered()), Qt::QueuedConnection);
-    connect(dockWidget, SIGNAL(visibilityChanged(bool)),
-            this, SLOT(onDockVisibilityChange(bool)));
-    connect(dockWidget, SIGNAL(topLevelChanged(bool)),
-            this, SLOT(onTopLevelChanged()));
-    m_dockWidgets.append(dockWidget);
-    m_dockWidgetActiveState.append(true);
-    updateDockWidget(dockWidget);
-    return dockWidget;
-}
-
 void DebuggerManager::setSimpleDockWidgetArrangement()
 {
-    m_handleDockVisibilityChanges = false;
-    foreach (QDockWidget *dockWidget, m_dockWidgets)
+    m_mainWindow->setTrackingEnabled(false);
+    QList<QDockWidget *> dockWidgets = m_mainWindow->dockWidgets();
+    foreach (QDockWidget *dockWidget, dockWidgets)
         m_mainWindow->removeDockWidget(dockWidget);
 
-    foreach (QDockWidget *dockWidget, m_dockWidgets) {
+    foreach (QDockWidget *dockWidget, dockWidgets) {
         m_mainWindow->addDockWidget(Qt::BottomDockWidgetArea, dockWidget);
         dockWidget->show();
     }
@@ -552,69 +533,7 @@ void DebuggerManager::setSimpleDockWidgetArrangement()
     m_disassemblerDock->hide();
     m_modulesDock->hide();
     m_outputDock->hide();
-    for (int i = 0; i < m_dockWidgets.size(); ++i)
-        m_dockWidgetActiveState[i] = m_dockWidgets[i]->isVisible();
-    m_handleDockVisibilityChanges = true;
-}
-
-void DebuggerManager::onDockVisibilityChange(bool visible)
-{
-    if (!m_handleDockVisibilityChanges)
-        return;
-    QDockWidget *dockWidget = qobject_cast<QDockWidget *>(sender());
-    int index = m_dockWidgets.indexOf(dockWidget);
-    m_dockWidgetActiveState[index] = visible;
-}
-
-void DebuggerManager::modeVisibilityChanged(bool visible)
-{
-    m_handleDockVisibilityChanges = false;
-    for (int i = 0; i < m_dockWidgets.size(); ++i) {
-        QDockWidget *dockWidget = m_dockWidgets.at(i);
-        if (dockWidget->isFloating()) {
-            dockWidget->setVisible(visible && m_dockWidgetActiveState.at(i));
-        }
-    }
-    if (visible)
-        m_handleDockVisibilityChanges = true;
-}
-
-void DebuggerManager::onTopLevelChanged()
-{
-    updateDockWidget(qobject_cast<QDockWidget*>(sender()));
-}
-
-void DebuggerManager::setLocked(bool locked)
-{
-    m_locked = locked;
-    foreach (QDockWidget *dockWidget, m_dockWidgets) {
-        updateDockWidget(dockWidget);
-    }
-}
-
-void DebuggerManager::updateDockWidget(QDockWidget *dockWidget)
-{
-    const QDockWidget::DockWidgetFeatures features =
-            (m_locked) ? QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetFloatable :
-                       QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetClosable | QDockWidget::DockWidgetFloatable;
-    QWidget *titleBarWidget = dockWidget->titleBarWidget();
-    if (m_locked && !titleBarWidget && !dockWidget->isFloating())
-        titleBarWidget = new QWidget(dockWidget);
-    else if ((!m_locked || dockWidget->isFloating()) && titleBarWidget) {
-        delete titleBarWidget;
-        titleBarWidget = 0;
-    }
-    dockWidget->setTitleBarWidget(titleBarWidget);
-    dockWidget->setFeatures(features);
-}
-
-void DebuggerManager::dockActionTriggered()
-{
-    QDockWidget *dw = qobject_cast<QDockWidget *>(sender()->parent());
-    if (dw) {
-        if (dw->isVisible())
-            dw->raise();
-    }
+    m_mainWindow->setTrackingEnabled(true);
 }
 
 QAbstractItemModel *DebuggerManager::threadsModel()

src/plugins/debugger/debuggermanager.h

@@ -30,6 +30,8 @@
 #ifndef DEBUGGER_DEBUGGERMANAGER_H
 #define DEBUGGER_DEBUGGERMANAGER_H
 
+#include <utils/fancymainwindow.h>
+
 #include <QtCore/QByteArray>
 #include <QtCore/QObject>
 #include <QtCore/QStringList>
@@ -41,7 +43,6 @@ class QAction;
 class QAbstractItemModel;
 class QDockWidget;
 class QLabel;
-class QMainWindow;
 class QModelIndex;
 class QPoint;
 class QTimer;
@@ -262,7 +263,7 @@ public:
     ~DebuggerManager();
 
     IDebuggerManagerAccessForEngines *engineInterface();
-    QMainWindow *mainWindow() const { return m_mainWindow; }
+    Core::Utils::FancyMainWindow *mainWindow() const { return m_mainWindow; }
     QLabel *statusLabel() const { return m_statusLabel; }
 
 public slots:
@@ -276,9 +277,6 @@ public slots:
     void setQtDumperLibraryLocations(const QStringList &dl);
 
     void setSimpleDockWidgetArrangement();
-    void setLocked(bool locked);
-    void dockActionTriggered();
-    void modeVisibilityChanged(bool visible);
 
     void setBusyCursor(bool on);
     void queryCurrentTextEditor(QString *fileName, int *lineNumber, QObject **ed);
@@ -374,7 +372,6 @@ private:
     // Implementation of IDebuggerManagerAccessForDebugMode
     //
     QWidget *threadsWindow() const { return m_threadsWindow; }
-    QList<QDockWidget*> dockWidgets() const { return m_dockWidgets; }
 
     virtual bool qtDumperLibraryEnabled() const;
     virtual QString qtDumperLibraryName() const;
@@ -421,11 +418,7 @@ public:
 private:
     void init();
     void runTest(const QString &fileName);
-    QDockWidget *createDockForWidget(QWidget *widget);
     Q_SLOT void createNewDock(QWidget *widget);
-    void updateDockWidget(QDockWidget *dockWidget);
-    Q_SLOT void onDockVisibilityChange(bool visible);
-    Q_SLOT void onTopLevelChanged();
 
     void shutdown();
 
@@ -442,7 +435,7 @@ private:
 
 
     /// Views
-    QMainWindow *m_mainWindow;
+    Core::Utils::FancyMainWindow *m_mainWindow;
     QLabel *m_statusLabel;
     QDockWidget *m_breakDock;
     QDockWidget *m_disassemblerDock;
@@ -453,10 +446,6 @@ private:
     QDockWidget *m_sourceFilesDock;
     QDockWidget *m_threadsDock;
     QDockWidget *m_watchDock;
-    QList<QDockWidget*> m_dockWidgets;
-    QList<bool> m_dockWidgetActiveState;
-    bool m_locked;
-    bool m_handleDockVisibilityChanges;
 
     BreakHandler *m_breakHandler;
     DisassemblerHandler *m_disassemblerHandler;

src/plugins/debugger/debuggerplugin.cpp

@@ -71,6 +71,7 @@
 
 #include <utils/qtcassert.h>
 #include <utils/styledbar.h>
+#include <utils/fancymainwindow.h>
 
 #include <QtCore/QDebug>
 #include <QtCore/QObject>
@@ -82,7 +83,6 @@
 
 #include <QtGui/QLineEdit>
 #include <QtGui/QDockWidget>
-#include <QtGui/QMainWindow>
 #include <QtGui/QPlainTextEdit>
 #include <QtGui/QTextBlock>
 #include <QtGui/QTextCursor>
@@ -742,8 +742,8 @@ bool DebuggerPlugin::initialize(const QStringList &arguments, QString *errorMess
     m_toggleLockedAction->setCheckable(true);
     m_toggleLockedAction->setChecked(true);
     connect(m_toggleLockedAction, SIGNAL(toggled(bool)),
-        m_manager, SLOT(setLocked(bool)));
-    foreach (QDockWidget *dockWidget, m_manager->dockWidgets()) {
+        m_manager->mainWindow(), SLOT(setLocked(bool)));
+    foreach (QDockWidget *dockWidget, m_manager->mainWindow()->dockWidgets()) {
         cmd = am->registerAction(dockWidget->toggleViewAction(),
             "Debugger." + dockWidget->objectName(), debuggercontext);
         viewsMenu->addAction(cmd);
@@ -1135,8 +1135,7 @@ void DebuggerPlugin::writeSettings() const
     QSettings *s = settings();
     DebuggerSettings::instance()->writeSettings(s);
     s->beginGroup(QLatin1String("DebugMode"));
-    s->setValue("State", m_manager->mainWindow()->saveState());
-    s->setValue("Locked", m_toggleLockedAction->isChecked());
+    m_manager->mainWindow()->saveSettings(s);
     s->endGroup();
 }
 
@@ -1154,12 +1153,9 @@ void DebuggerPlugin::readSettings()
     QString defaultScript;
 
     s->beginGroup(QLatin1String("DebugMode"));
-    QByteArray ba = s->value("State", QByteArray()).toByteArray();
-    m_toggleLockedAction->setChecked(s->value("Locked", true).toBool());
+    m_manager->mainWindow()->restoreSettings(s);
+    m_toggleLockedAction->setChecked(m_manager->mainWindow()->isLocked());
     s->endGroup();
-
-    m_manager->mainWindow()->restoreState(ba);
-    m_manager->setLocked(m_toggleLockedAction->isChecked());
 }
 
 void DebuggerPlugin::onModeChanged(IMode *mode)
@@ -1169,15 +1165,10 @@ void DebuggerPlugin::onModeChanged(IMode *mode)
      //        also on shutdown.
 
     if (mode != m_debugMode) {
-        if (m_manager)
-            m_manager->modeVisibilityChanged(false);
         return;
     }
-    if (m_manager)
-        m_manager->modeVisibilityChanged(true);
 
     EditorManager *editorManager = EditorManager::instance();
-
     if (editorManager->currentEditor())
         editorManager->currentEditor()->widget()->setFocus();
 }